K31 UHF 2 IN 1 Handheld Wireless Microphone Headset Head-Wear Mic 30M Range

2 IN 1 Handheld UHF Wirele Microphone Headset Head-Wear Mic 30M Range Volume Amplifier for Speech Teaching K31

Feature:

1. Using UHF digital , the transmiion delay is le than 1 mS, the anti-interference ability of automatic I-D frequency locking is strong, the transmiion signal is more reliable, more stable, and the timbre is clear.2. The function of automatic frequency sweep matching is more convenient and simple to use.3. Standard 3.5 to 6.35 audio converter, widely used in all types of speakers and audio equipment.4. The has low power prompt and low power shutdown function.5. Using digital circuit proceing technology, the signal-to-noise ratio is higher.6. The structure is made of high strength ABS, beautiful and practical. The lenses are made of high brightne P C material, which is more wear-resistant.7. U-band frequency penetration is stronger, more stable and pure tone.

Specification:

Wirele Microphone:Band: 630-696 MHzRF power: 10dBMMic type: capacitive microphoneBattery type: 3.7V lithium battery 450mAhReceiver:Band: 630-696 MHzFrequency response range: 50Hz-15KHzBattery type: 3.7V lithium battery 450mAhPower Charging Requirements: USB5V 500mADistance: up to about 30 meter

About shipping
Shipping and Packaging All itwill be double checked and well packed before sending.Itwill be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

Special Announcement:
Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resolve the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties ores. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .

Your 100% satisfaction is very important to us
If the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.